Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7713424 | Methods for purging absorptive materials used in the removal of contaminates from an aqueous medium | Charles S. Williams | 2010-05-11 |
| 7520987 | System and apparatus for purging absorptive materials used in the removal of contaminates from an aqueous medium | Charles S. Williams | 2009-04-21 |